//
//  VisitorLoginView.swift
//  SinaWeibo
//
//  Created by mac on 15/7/31.
//  Copyright © 2015年 mac. All rights reserved.
//

import UIKit
/// 访客视图协议
protocol VisitorLoginViewDelegate:NSObjectProtocol{
    /// 访客视图将要登录
    func visitorLoginViewWillLogin();
    /// 访客视图将要注册
    func visitorLoginViewWillRegister();
    
}
/// 访客视图
class VisitorLoginView: UIView {
    /// 定义代理
    weak var delegate: VisitorLoginViewDelegate?
    // MARK: - 按钮监听方法
    func clickLogin() {
     
        delegate?.visitorLoginViewWillLogin()
    }
    
    func clickRegister() {
       
        delegate?.visitorLoginViewWillRegister()
    }
    
    // MARK: - 设置视图信息
    /// 设置访客视图信息
    ///
    /// - parameter isHome   : 是否首页
    /// - parameter imageName: 图像名称
    /// - parameter message  : 描述文字
    func setupViewInfo(isHome: Bool, imageName: String, message: String) {
        messageLabel.text = message
        iconView.image = UIImage(named: imageName)
        
        homeIconView.hidden = !isHome
        
        isHome ? startAnimation() : sendSubviewToBack(maskIconView)
    }
//    开始动画
    private func startAnimation(){
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        anim.toValue = 2 * M_PI
        anim.duration = 20
        anim.repeatCount = MAXFLOAT
        anim.removedOnCompletion = false
        iconView.layer.addAnimation(anim, forKey: nil)
    }
  
    
//    MARK:设置界面
//    设置界面
    override init(frame: CGRect) {
       super.init(frame: frame)
        setupUI()
    }
    
    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        setupUI()
    }
//      设置界面元素
    func setupUI(){
        addSubview(iconView)
        addSubview(maskIconView)
        addSubview(homeIconView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
    
//    自动布局
//    1.图标
        iconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: -60))
        
//     2.小房子
        homeIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1.0, constant: 0))
//        3.文字布局--水平居中
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
//        文本宽度约束
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 224))
//        4.注册按钮，文本标签左下(16)对齐，宽度 100，高度 35
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Left, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
//        5.登录按钮，文本标签右下(16)对齐，宽度 100，高度 35
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Right, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1.0, constant: 35))
//        6.遮罩布局
        maskIconView.translatesAutoresizingMaskIntoConstraints = false
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[maskView]-0-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["maskView": maskIconView]))
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[maskView]-200-|", options: NSLayoutFormatOptions(rawValue: 0), metrics: nil, views: ["maskView": maskIconView]))
//        addConstraint(NSLayoutConstraint(item: maskIconView, attribute: NSLayoutAttribute.Left, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Left, multiplier: 1.0, constant: 0))
//        addConstraint(NSLayoutConstraint(item: maskIconView, attribute: NSLayoutAttribute.Right, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Right, multiplier: 1.0, constant: 0))
//        addConstraint(NSLayoutConstraint(item: maskIconView, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Top, multiplier: 1.0, constant: 0))
//        addConstraint(NSLayoutConstraint(item: maskIconView, attribute: NSLayoutAttribute.Bottom, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Bottom, multiplier: 1.0, constant: -200))
        
        

    }
    //    MARK:----懒加载控件
//    图标
    private lazy var iconView:UIImageView = {
       let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
        return iv
    }()
//    遮罩视图
    private lazy var maskIconView: UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
        
        return iv
        }()
//    小房子
    private lazy var homeIconView:UIImageView = {
        let iv = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
        return iv
        
    }()
//      文字
    private lazy var messageLabel:UILabel = {
        let label = UILabel()
        label.text = "关注一些人，回这里看看有什么惊喜!"
        label.font = UIFont.systemFontOfSize(14)
        label.textColor = UIColor.darkGrayColor()
        label.textAlignment = NSTextAlignment.Center
        label.numberOfLines = 0
        label.sizeToFit()
        return label
    }()
//    注册按钮
    private lazy var registerButton:UIButton = {
       let btn = UIButton()
       btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitle("注册", forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickRegister", forControlEvents: UIControlEvents.TouchUpInside)
        return btn
    }()
    
//    登陆按钮
    private lazy var loginButton:UIButton = {
        let btn = UIButton()
        btn.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        btn.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        btn.setTitle("登陆", forState: UIControlState.Normal)
        btn.addTarget(self, action: "clickLogin", forControlEvents: UIControlEvents.TouchUpInside)
        return btn
    }()
    
 
    
    
}
